Global Patent Index - EP 1404061 A1

EP 1404061 A1 20040331 - SAFETY NETWORK SYSTEM AND SAFETY SLAVE

Title (en)

SAFETY NETWORK SYSTEM AND SAFETY SLAVE

Title (de)

SICHERHEITSNETZWERKSYSTEM UND SICHERHEITS-SLAVE

Title (fr)

SYSTEME DE RESEAU SECURISE ET ESCLAVE SECURISE

Publication

EP 1404061 A1 20040331 (EN)

Application

EP 02738779 A 20020621

Priority

  • JP 0206242 W 20020621
  • JP 2001190418 A 20010622

Abstract (en)

A safety PLC which is a master is connected to a safety slave (2) via a safety network (3), thereby constituting a network system. The safety slave includes a non-safety information storage block (26) for storing individual information and state information of a safety device connected.

IPC 1-7

H04L 12/40; G05B 19/05

IPC 8 full level

G05B 19/05 (2006.01); G06F 15/16 (2006.01); H04L 12/40 (2006.01)

CPC (source: EP US)

G05B 19/05 (2013.01 - EP US); G05B 2219/14012 (2013.01 - EP US); G05B 2219/24137 (2013.01 - EP US); Y10S 707/99932 (2013.01 - US); Y10S 707/99945 (2013.01 - US)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

DOCDB simple family (publication)

WO 03001749 A1 20030103; CN 1518816 A 20040804; CN 1518816 B 20100428; EP 1404061 A1 20040331; EP 1404061 A4 20090325; EP 1404061 B1 20110810; JP 3748078 B2 20060222; JP WO2003001749 A1 20041014; US 2004210620 A1 20041021; US 7472106 B2 20081230

DOCDB simple family (application)

JP 0206242 W 20020621; CN 02812498 A 20020621; EP 02738779 A 20020621; JP 2003508023 A 20020621; US 48150304 A 20040607